WAFER BUTTERFLY VALVE PN 10/16
Butterfly shut-off valve with centered disc with wafer-type body in cast iron and lens in AISI 316 stainless steel, seal in EPDM elastomer, operating pressure PN 10/16, gauge in accordance with EN 558, made in accordance with relevant product and the quality management system EN ISO 9001. Product compliant with DM174 of 6/4/2004 (Supply and distribution for water intended for human consumption). Anti-corrosion coating with FBE epoxy powder (Fusion Bonded Epoxy), blue color RAL 5017, minimum thickness 250 μm.
Wafer butterfly valves are suitable for in-line installation between two flanges (or at the end of the line with counterflange), centering is obtained by means of slots on the valve body.
Heating systems, warm water up to 110 ° C. Air conditioning systems (HVAC). Water treatment and distribution systems, waste water, industrial, agricultural, fire prevention applications. They are not suitable for liquids containing mineral oils, hydrocarbons, steam and liquids that exert an aggressive action on the EPDM seal coating. Other liquids and larger diameters on request.
They are suitable for capacity control and flow regulation.
(Subject to the correct choice of the article based on the application) Suitable: for in-line and end-of-line use even without the use of a counterflange, and for service that requires frequent activations; the integrated support according to ISO 5211 allows easy mounting of a wide range of servos.
Also available in versions:
● with padlockable lever in open/closed position
● with lever and limit switch
● with lever and position indicators (Limit Switch Box)
● with manual gearbox
● with manual gearbox and position indicators (Limit Switch Box)
● with electric actuator
● with pneumatic actuator (single and double acting)
Working pressure: PN 10 / PN 16
Working temperature: -10°C / +110°C
Project standard: EN 593, EN 1074-1, EN 1074-2
Gauge: EN 558
Flanges: EN 1092-2
Upper flange: ISO 5211
Testing: EN 12266-1, DM174
Coating: RAL 5017 epoxy powder, thickness 200-250 μm
( 1 ) Body: GGG 40 spheroidal cast iron
( 2 ) Disc: AISI 316 stainless steel
( 3 ) Seal: EPDM rubber
( 4 ) Shaft: AISI 416 stainless steel
( 5 ) Plug: AISI 316 stainless steel
( 6 ) Bushing: Fiberglass + PTFE
( 7 ) O-Ring: NBR
( 8 ) Lever: Carbon steel / Aluminum
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